Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 436

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-436 A Worcester MA BSTPMALLYMD  515J IP HORIZON LLC 128      
774-436 0 Worcester MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2021-12-05   
774-436 1 Worcester MA   515J IP HORIZON LLC 128   2020-10-30   
774-436 2 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 3 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 4 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 5 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 6 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 7 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 8 Worcester MA   892D ONVOY, LLC - MA 128   2021-03-26   
774-436 9 Worcester MA   5562 METROPCS, INC. 128   2022-01-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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